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', 'babbf12d19e33f33b58bd44ac40cc59a', '3.12.36.147', '1714142076', '1714142076', '/product_info.php/language/en/info/p2775_Aequatorial-Guinea-Reliefkarte.html')

[XT SQL Error]