SELECT 
  cscart_products.* 
FROM 
  cscart_products 
WHERE 
  cscart_products.product_id IN (
    417, 433, 580, 514, 471, 654, 263, 1037, 
    574, 495, 813, 1086, 844, 756, 755, 434, 
    863, 220, 823, 610, 867, 858, 635, 1044, 
    579, 578, 1127, 1042, 868, 517, 938, 
    946, 456, 559, 542, 407, 866, 515, 561, 
    491, 493, 573, 651, 562, 435, 523, 650, 
    583
  )

Query time 0.00181

JSON explain

{
  "query_block": {
    "select_id": 1,
    "table": {
      "table_name": "cscart_products",
      "access_type": "range",
      "possible_keys": ["PRIMARY"],
      "key": "PRIMARY",
      "key_length": "3",
      "used_key_parts": ["product_id"],
      "rows": 48,
      "filtered": 100,
      "index_condition": "cscart_products.product_id in (417,433,580,514,471,654,263,1037,574,495,813,1086,844,756,755,434,863,220,823,610,867,858,635,1044,579,578,1127,1042,868,517,938,946,456,559,542,407,866,515,561,491,493,573,651,562,435,523,650,583)"
    }
  }
}