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 ('5ef124a59559bbc78675b7379f1aeceb', -1, 1714621292, 1714621292, '030c47ed', 13, 0)

Line : 158
File : sessions.php