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', '9bedb1b74be58601d2f3a73300f72caf', '18.191.46.36', '1713973935', '1713973935', '/redirect.php?action=product&id=246&XTCsid=816effff2570c607585d0dd8551d2406')

[XT SQL Error]