INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a75ef731514641e6f0c988ae4b333c27ac8e545ca333f52a2b62d03a08f8cbad', 
    'ekrwDryHmqIzEyEZk04UwYiory2k/1s9WPozO5JvxZE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00055

Result

int(1)