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', 'a31c85d00968ca4671d66c0b83c60841', '18.224.33.107', '1714113404', '1714113404', '/product_info.php/language/de/info/p4015_Erde-Reliefkarte.html')

[XT SQL Error]