phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 'session_user_id'

INSERT INTO forum_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('2940af8435ba9b23552148a3aea18c68', -1, 1701270756, 1701270756, '12ce0c9d', -7, 0)

Line : 152
File : /home/tramp/web/napisz/includes/sessions.php