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 ('a313477ff19b3b9aaefa4df0e6d8047b', -1, 1714397393, 1714397393, '030f0a89', -10, 0)

Line : 158
File : sessions.php