phpBB : Critical Error

Error creating new session

DEBUG MODE

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

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('337f3b3da2ae311197b7bed4a0563f59', -1, 1752908991, 1752908991, 'd849d88f', -2, 0, 0)

Line : 189
File : sessions.php