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) VALUES ('f6564c5d8ff5b06c1ae59fa7bddeac6b', -1, 1656741979, 1656741979, '03eb4e7a', -8, 0)

Line : 158
File : /var/www/vhosts/forum-dansomanie.net/httpdocs/forum/includes/sessions.php