phpBB by Przemo : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 2

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('4b2d4835f0ff67b85948baef5bc35a2c', -1, 1746959376, 1746959376, '12e2a3b2', 5, 0, 0)

Line : 443
File : sessions.php