1366 - Incorrect integer value: '' for column `shop_db3`.`whos_online`.`customer_id` at row 1

insert into whos_online (customer_id, full_name, session_id, ip_address, time_entry, time_last_click, last_page_url) values ('', 'Guest', '396de0c8478fe217a0ea9b443f9da4f7', '13.59.82.167', '1713876870', '1713876870', '/shop_content.php?coID=4&XTCsid=9ed062a1d997e94e67f071e9bc3ac71b')

[XT SQL Error]