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 ('717de30bff06f65b0527616cb8f3a64f', -1, 1714185666, 1714185666, '54ccfc03', 2, 0, 0)

Line : 187
File : sessions.php