INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6c83223490a467e565c946f8fe8398cffa622a17bd2926b9dcf44b38a7ab6dca', 
    '8MwQiDEm0wvBRzAhGT1h+kXLrKNrlDhur9Xggu7aJ0E=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)