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', '89cad9a51bf76ffb4fbc0321896de07e', '3.137.183.14', '1713621860', '1713621860', '/product_info.php/language/de/info/p3489_Dominican-Republic-Relief-Map.html')

[XT SQL Error]