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', '69b1708e9facb325308b7dcab0f9ede0', '3.144.248.8', '1713489159', '1713489159', '/product_info.php/info/p2744_Israel-Reliefkarte.html')

[XT SQL Error]