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', '937c69255cb4f11dc54455caeb1d38f5', '18.226.96.61', '1713604058', '1713604058', '/product_info.php/language/en/info/p3348_Indien-Reliefkarte.html')

[XT SQL Error]