INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'de737e20e89f6690c5cdbddefee1cb59761be94448c3924037595672941ae8ee', 
    'ZRcBZUpr1u1utaWeh0lYV9851TU+YH9LEjaWMq+ozYQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)