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', '1edd59a5b379377530d752cb8ea1f0a0', '18.226.222.12', '1713412438', '1713412438', '/product_info.php/info/p2775_Aequatorial-Guinea-Reliefkarte.html')

[XT SQL Error]