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 ('965e38f67fa96d6741d7b38739e98b1e', -1, 1716772484, 1716772484, '03919c7a', -8, 0, 0)

Line : 187
File : sessions.php