INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '30c69210cd38013ad373ccb079c1cb4749c03d28a08a09a416c55cca103af8b2', 
    'xb6JIPNhEkWvP5x/ir4QZA1aWOf7vnqwtKUGhZQEx8o=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00024

Result

int(1)