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', '6571d6a1edb154a56f8dc1f9c73ef8f6', '18.220.106.241', '1714021524', '1714021524', '/product_info.php/language/en/info/p3164_New-Zealand-Reliefkarte.html')

[XT SQL Error]