1366 - Incorrect integer value: '' for column `db160153`.`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', '7j54jcoeucik0do6b2s6uamjq6', '54.221.43.155', '1711656487', '1711656487', '/Kerze-Blumenbluete/Kerze-Blumenbluete-Dunkelgruen::698.html')

[XT SQL Error]