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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 (
    10615, 10614, 10613, 10612, 10611, 10610, 
    10609, 10608, 10607, 10600, 10599, 
    10598, 10597, 10596, 15952, 15951, 
    15950, 15949, 15947, 15946, 15945, 
    15944, 10583, 10582, 10581, 10580, 
    10579, 10578, 10577, 10576, 10575, 
    10573
  )

Query time 0.00031

JSON explain

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