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 ('61fd3b2d9c5c061f0f968edc093c77c7', -1, 1746777665, 1746777665, '0316f2d6', 9, 0, 0)

Line : 443
File : sessions.php