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 ('b001e6abf9cfd89e0a60c5bbb874da55', -1, 1729226950, 1729226950, '127413e0', -2, 0, 0)

Line : 195
File : sessions.php