phpBB : Critical Error

Error creating new session

DEBUG MODE

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

INSERT INTO sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('a1a4283fdd4b23377f682796cc2f7147', -1, 1715065728, 1715065728, '03118081', -7, 0, 0)

Line : 189
File : sessions.php