SELECT 
  video_id, 
  product_id 
FROM 
  q_ab__video_gallery 
WHERE 
  product_id IN (
    3741, 3742, 3743, 3744, 3745, 3746, 3747, 
    3748, 3749, 3750, 3751, 3752, 3753, 
    3755, 3756, 3757, 3758, 3759, 3760, 
    3761, 3762, 3764, 3765, 3768, 3769, 
    3772, 1470
  )

Query time 0.00033

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "5.80"
    },
    "table": {
      "table_name": "q_ab__video_gallery",
      "access_type": "index",
      "possible_keys": [
        "product_id"
      ],
      "key": "product_id",
      "used_key_parts": [
        "product_id"
      ],
      "key_length": "3",
      "rows_examined_per_scan": 24,
      "rows_produced_per_join": 24,
      "filtered": "100.00",
      "using_index": true,
      "cost_info": {
        "read_cost": "1.00",
        "eval_cost": "4.80",
        "prefix_cost": "5.80",
        "data_read_per_join": "1K"
      },
      "used_columns": [
        "video_id",
        "product_id"
      ],
      "attached_condition": "(`portal`.`q_ab__video_gallery`.`product_id` in (3741,3742,3743,3744,3745,3746,3747,3748,3749,3750,3751,3752,3753,3755,3756,3757,3758,3759,3760,3761,3762,3764,3765,3768,3769,3772,1470))"
    }
  }
}