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, session_admin) VALUES ('a651611b9ded5c3e0858b537eb424b3c', -1, 1714020185, 1714020185, '12dafe7a', 6, 0, 0)

Line : 187
File : sessions.php