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', '4c4e0085f4bbe85f32654685050357c0', '3.141.31.209', '1713592250', '1713592250', '/product_info.php/info/p2652_Spanien-Reliefkarte.html')

[XT SQL Error]