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', 'd5d8cdd241c47dd23c3de06b5a90c00a', '18.117.158.47', '1713490076', '1713490076', '/product_info.php/language/en/info/p3099_Alaska-Reliefkarte.html')

[XT SQL Error]