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 ('ee97619cab81dc877ae5b05d0b473b79', -1, 1714339250, 1714339250, '12759e2f', 10, 0)

Line : 158
File : sessions.php