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', '82068289f8b31e842bb7318c8a844dd6', '3.21.104.109', '1713535221', '1713535221', '/product_info.php/language/en/info/p2747_Albania-Relief-Map.html')

[XT SQL Error]