SELECT 
  cscart_products.* 
FROM 
  cscart_products 
WHERE 
  cscart_products.product_id IN (
    427186, 437962, 413207, 434226, 413616, 
    400971, 429866, 439522, 404231, 420223, 
    402063, 434025, 453641, 414955, 407875, 
    430665, 451077, 403015, 438963, 450825, 
    401687, 443424, 427907, 457801, 454192, 
    427353, 414432, 436128, 421748, 421122, 
    417392, 431455
  )

Query time 0.00079

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost": 0.0564324,
    "nested_loop": [
      {
        "table": {
          "table_name": "cscart_products",
          "access_type": "range",
          "possible_keys": ["PRIMARY"],
          "key": "PRIMARY",
          "key_length": "3",
          "used_key_parts": ["product_id"],
          "loops": 1,
          "rows": 32,
          "cost": 0.0564324,
          "filtered": 100,
          "attached_condition": "cscart_products.product_id in (427186,437962,413207,434226,413616,400971,429866,439522,404231,420223,402063,434025,453641,414955,407875,430665,451077,403015,438963,450825,401687,443424,427907,457801,454192,427353,414432,436128,421748,421122,417392,431455)"
        }
      }
    ]
  }
}