phpBB : 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 ('6820b4d02107444c6c219b9e583d0460', -1, 1714188736, 1714188736, '54ccfc03', -2, 0, 0)

Line : 187
File : sessions.php