SELECT 
  v.feature_id, 
  v.value, 
  v.value_int, 
  v.variant_id, 
  f.feature_type, 
  fd.internal_name, 
  fd.description, 
  fd.prefix, 
  fd.suffix, 
  vd.variant, 
  f.parent_id, 
  f.position, 
  gf.position as gposition, 
  f.display_on_header, 
  f.display_on_catalog, 
  f.display_on_product, 
  f.feature_code, 
  f.purpose 
FROM 
  cscart_product_features as f 
  LEFT JOIN cscart_product_features_values as v ON v.feature_id = f.feature_id 
  LEFT JOIN cscart_product_features_descriptions as fd ON fd.feature_id = v.feature_id 
  AND fd.lang_code = 'ru' 
  LEFT JOIN cscart_product_feature_variants fv ON fv.variant_id = v.variant_id 
  LEFT JOIN cscart_product_feature_variant_descriptions as vd ON vd.variant_id = fv.variant_id 
  AND vd.lang_code = 'ru' 
  LEFT JOIN cscart_product_features as gf ON gf.feature_id = f.parent_id 
  AND gf.feature_type = 'G' 
  INNER JOIN cscart_ult_objects_sharing ON (
    cscart_ult_objects_sharing.share_object_id = f.feature_id 
    AND cscart_ult_objects_sharing.share_company_id = 1 
    AND cscart_ult_objects_sharing.share_object_type = 'product_features'
  ) 
WHERE 
  f.status IN ('A') 
  AND v.product_id = 248 
  AND f.display_on_catalog = 'Y' 
  AND (
    f.categories_path = '' 
    OR FIND_IN_SET(245, f.categories_path) 
    OR FIND_IN_SET(248, f.categories_path) 
    OR FIND_IN_SET(166, f.categories_path) 
    OR FIND_IN_SET(254, f.categories_path) 
    OR FIND_IN_SET(263, f.categories_path) 
    OR FIND_IN_SET(255, f.categories_path)
  ) 
  AND IF(
    f.parent_id, 
    (
      SELECT 
        status 
      FROM 
        cscart_product_features as df 
      WHERE 
        df.feature_id = f.parent_id
    ), 
    'A'
  ) IN ('A') 
  AND (
    v.variant_id != 0 
    OR (
      f.feature_type != 'C' 
      AND v.value != ''
    ) 
    OR (f.feature_type = 'C') 
    OR v.value_int != ''
  ) 
  AND v.lang_code = 'ru' 
ORDER BY 
  fd.internal_name, 
  fv.position

Query time 0.00165

Explain
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY f ALL PRIMARY,status 35 Using where; Using temporary; Using filesort
1 PRIMARY v ref PRIMARY,fl,variant_id,lang_code,product_id,fpl,idx_product_feature_variant_id fpl 12 cscart_dev_4_16.f.feature_id,const,const 1 Using index condition; Using where
1 PRIMARY fd eq_ref PRIMARY PRIMARY 9 cscart_dev_4_16.f.feature_id,const 1 Using where
1 PRIMARY fv eq_ref PRIMARY PRIMARY 3 cscart_dev_4_16.v.variant_id 1
1 PRIMARY vd eq_ref PRIMARY PRIMARY 9 cscart_dev_4_16.fv.variant_id,const 1 Using where
1 PRIMARY gf eq_ref PRIMARY PRIMARY 3 cscart_dev_4_16.f.parent_id 1 Using where
1 PRIMARY cscart_ult_objects_sharing eq_ref PRIMARY PRIMARY 159 cscart_dev_4_16.f.feature_id,const,const 1 Using where; Using index
2 DEPENDENT SUBQUERY df eq_ref PRIMARY PRIMARY 3 cscart_dev_4_16.f.parent_id 1

Result

feature_id value value_int variant_id feature_type internal_name description prefix suffix variant parent_id position gposition display_on_header display_on_catalog display_on_product feature_code purpose
42 158 M Accessories included Accessories included USB cable 40 0 50 N Y Y find_products
42 157 M Accessories included Accessories included HDMI cable 40 0 50 N Y Y find_products
42 156 M Accessories included Accessories included Headset 40 0 50 N Y Y find_products
45 161 S Colors Colors Black 40 0 50 N Y Y find_products
32 148 M Communications Communications Wi-Fi (802.11b/g/n) 30 0 40 N Y Y find_products
32 149 M Communications Communications Ethernet 30 0 40 N Y Y find_products
44 160 M Compatibility with console videogames Compatibility with console videogames Xbox One 40 0 50 N Y Y find_products
41 yes, wireless 0 T Controller included Controller included 40 0 50 N Y Y describe_product
29 144 S CPU CPU 8-core AMD 24 0 20 N Y Y find_products
28 143 S CPU speed CPU speed 1.75 GHz 24 0 20 N Y Y find_products
38 343x81x264 mm 0 T Dimensions (W x H x D) Dimensions (W x H x D) 37 0 100 N Y Y describe_product
46 HDMI; complectation Kinect 2.0 0 T Features Features 40 0 50 N Y Y describe_product
26 141 S Graphics processor Graphics processor integrated AMD Radeon GPU 24 0 20 N Y Y find_products
23 139 S Hard drive Hard drive 500 GB 20 0 10 Y Y Y find_products
22 Y 0 C HD support HD support 20 0 10 N Y Y find_products
31 145 M Ports Ports HDMI 30 0 40 N Y Y find_products
31 147 M Ports Ports optical audio output 30 0 40 N Y Y find_products
31 146 M Ports Ports USB x2 30 0 40 N Y Y find_products
25 140 S RAM RAM 8192 MB, DDR3 24 0 20 N Y Y find_products
36 155 M Supported formats Supported formats WMA 33 0 30 N Y Y find_products
35 150 M Supported storage devices Supported storage devices Blu-ray 33 0 30 N Y Y find_products
35 154 M Supported storage devices Supported storage devices CD 33 0 30 N Y Y find_products
35 151 M Supported storage devices Supported storage devices DVD 33 0 30 N Y Y find_products
35 152 M Supported storage devices Supported storage devices DVD R 33 0 30 N Y Y find_products
35 153 M Supported storage devices Supported storage devices DVD RW 33 0 30 N Y Y find_products
27 142 S System performance for floating point computation System performance for floating point computation 1.23 TFLOPs 24 0 20 N Y Y find_products
21 137 S Type Type stationary 20 0 10 N Y Y find_products
34 Y 0 C Video playback Video playback 33 0 30 N Y Y find_products
43 159 S Videogames storage Videogames storage BD (Blu-ray Disc) 40 0 50 N Y Y find_products
39 3.62 kg 0 T Weight Weight 37 0 100 N Y Y describe_product