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', '44327370dd72ffe620787d6f4e9f147a', '54.225.24.249', '1711718200', '1711718200', '/product_info.php/language/de/info/p3995_Australien-Reliefkarte.html')

[XT SQL Error]