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 ('44747bcec195270ddb96b729aa4908b4', -1, 1717118740, 1717118740, '12e00252', -4, 0, 0)

Line : 187
File : sessions.php