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 ('12adfb6f96d4e50d8288e491cfdc3966', -1, 1716552538, 1716552538, '12e3183c', 1, 0, 0)

Line : 187
File : sessions.php