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', '66d22ac1f038337e56c01eb20766278b', '3.138.114.94', '1713898251', '1713898251', '/product_info.php/language/de/info/p3436_Aserbaidschan-Reliefkarte.html')

[XT SQL Error]