INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '75ca5f47751b1fca5c9a43477892c7de60a4d4bb96b977948d99e044d6358a2e', 
    'OKfT+F6xC9wlemo0alr8nL371quY2cgLHQXfQkBi7as=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)