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 ('91977a50235041b17083f4771e372da6', -1, 1716720741, 1716720741, '03864f79', -4, 0, 0)

Line : 187
File : sessions.php