SELECT 
  f.feature_id, 
  f.purpose, 
  p.product_id, 
  p.parent_product_id, 
  g.id, 
  g.code 
FROM 
  cscart_product_variation_group_features AS f 
  INNER JOIN cscart_product_variation_groups AS g ON f.group_id = g.id 
  INNER JOIN cscart_product_variation_group_products AS p ON f.group_id = p.group_id 
WHERE 
  p.product_id IN (
    52874, 52873, 52872, 52871, 52870, 52869, 
    52868, 52867, 52866, 52865, 52864, 
    52863, 52862, 52861, 52860, 52859, 
    52858, 52857, 52856, 52979, 52908, 
    52890, 52889, 52888, 52828, 52820, 
    52819, 53140, 53139, 52807, 52806, 
    52805, 52804, 53031, 53030, 52786, 
    52785, 52784, 53088, 52774, 52891, 
    52880, 52757, 52749, 52748, 52747, 
    52746, 52778, 52758, 52685, 52709, 
    52687, 52686, 52682, 52677, 52671, 
    52670, 52669, 52942, 52941, 52940, 
    52939, 52636, 52635, 52645, 52644, 
    52643, 52642, 52589, 52588, 52587, 
    52586, 52585, 59345, 52633, 52632, 
    52578, 52542, 52524, 52707
  )

Query time 0.00078

Explain
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE f ALL idx_group_id 46
1 SIMPLE g eq_ref PRIMARY PRIMARY 3 toolboxdigitalshop_dev.f.group_id 1
1 SIMPLE p ref PRIMARY,idx_group_id idx_group_id 3 toolboxdigitalshop_dev.f.group_id 16 Using where