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 ('3e4353892af3f25067d7ad0edd387796', -1, 1716821848, 1716821848, '12bc5b2c', -4, 0, 0)

Line : 187
File : sessions.php