1366 - Incorrect integer value: '' for column `shop_db3`.`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', 'f35f8d5ddcfe6378305f4c0262b02484', '13.58.244.216', '1714169021', '1714169021', '/product_info.php?info=p52_Trompeten-Galopp--Bravour-Polka-.html&XTCsid=2c82651c29181c0e0b67329d45f74355')

[XT SQL Error]