INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21786ac5c1d23894266749f27a35333bda682b7c4b1620b106f932b214528606', 
    'Qg5N8sNENlDCKYbDqRsmIhPaRenkpluFfSGkGx2NuFY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00058

Result

int(1)