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', '1e40c91039b53b54a6f61bb2e2ad000d', '18.222.67.251', '1713916009', '1713916009', '/product_info.php/language/de/info/p3108_Algerien-Reliefkarte.html')

[XT SQL Error]