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', '5610bd0b5cd8e2566cc3b73580205ed9', '3.137.171.121', '1714141594', '1714141594', '/product_info.php/language/en/info/p2742_Belgien-Reliefkarte.html')

[XT SQL Error]