phpBB : Critical Error

Error creating new session

DEBUG MODE

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

INSERT INTO forum_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('e0cc6b5a1c82b8d49e1ad3753c979fff', -1, 1717279969, 1717279969, '038fe555', 0, 0, 0)

Line : 187
File : sessions.php