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', 'c853ad0e31f4e9fc85a4f89f851412b5', '3.16.66.206', '1714045115', '1714045115', '/product_info.php/language/de/info/p2626_Turkey-Relief-Map.html')

[XT SQL Error]