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', 'cb133e4862dc72cdeb66b863850bcdcc', '18.191.216.163', '1713588778', '1713588778', '/shop_content.php?coID=1&XTCsid=3cd37329143049d8f2fab7a46749bac8')

[XT SQL Error]