phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 2

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('8d21fa2161c8e193e2893b0d460b2059', -1, 1737623053, 1737623053, '340f76ca', -9, 0, 0)

Line : 187
File : sessions.php