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 ('d9652ab30c20ed9a2d81a78ff90f8662', -1, 1717239757, 1717239757, '038b5d90', -1, 0, 0)

Line : 187
File : sessions.php