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 ('bb60b3db3e2aff34f19e3b1cae3df030', -1, 1748505789, 1748505789, '038a25ad', -9, 0, 0)

Line : 190
File : sessions.php