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', 'dd97655824676e89045e7fe6fd96875c', '13.58.216.18', '1714180396', '1714180396', '/product_info.php/language/de/info/p3997_Nordamerika-Reliefkarte.html')

[XT SQL Error]