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', 'e923a0c5f85bfb2732b62908c6525290', '18.117.183.172', '1713613531', '1713613531', '/product_info.php/info/p3153_Botswana-Reliefkarte.html')

[XT SQL Error]