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', 'c2c7d4280ca6b61db9679373408e6597', '18.118.254.94', '1714079415', '1714079415', '/product_info.php/language/en/info/p4014_Erde-Reliefkarte.html')

[XT SQL Error]