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', '18aeafa55533bb93b1cbb1e1d30acdd1', '3.145.119.199', '1713271113', '1713271113', '/product_info.php/info/p2719_Bulgarien-Reliefkarte.html')

[XT SQL Error]