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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 (
    19054, 19052, 19051, 19102, 19053, 19514, 
    19055, 19067, 19058, 20730, 19059, 
    19821, 22500, 22501, 22502, 22503, 
    22504, 22505, 19061, 22080, 20950, 
    20951, 20952, 20953, 19057, 7176, 19136, 
    20790, 19060, 19373, 19062
  )

Query time 0.00055

JSON explain

{
  "query_block": {
    "select_id": 1,
    "table": {
      "message": "Impossible WHERE noticed after reading const tables"
    }
  }
}