INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3f936f3cf3ec74be055979c75722357fece444626bcdc53a876a05865e0c531d', 
    'MSl1GmptIzg5eHssxehTeeESeC+oWgq/CPfV1tq3A18=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00047

Result

int(1)