1366 - Incorrect integer value: '' for column `mapshopatlogis`.`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', 'e25d3327b7de65ed4f35752cc41091b7', '3.17.28.48', '1713947789', '1713947789', '/shop_content.php/language/en/coID/23')

[XT SQL Error]