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 ('580d189b3cf8b00bc8020ad64f0a67e6', -1, 1714696385, 1714696385, '0387c8d3', 20, 0)

Line : 158
File : sessions.php