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 ('c29a9d8cfd0d5ed0183380fc977a1e5b', -1, 1737478329, 1737478329, '12de739b', 4, 0, 0)

Line : 187
File : sessions.php