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 ('30bad3380624be4a69b7be441ab3b747', -1, 1714344202, 1714344202, '038d1ea2', 5, 0)

Line : 158
File : sessions.php