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', 'b29a51f586657e1b9ea9eca6c14d1ace', '18.191.5.239', '1714017234', '1714017234', '/product_info.php/info/p3280_Fiji-Reliefkarte.html')

[XT SQL Error]