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 ('ab3d4146468957af862db346e72b5727', -1, 1714395097, 1714395097, '038cf2a5', 7, 0)

Line : 158
File : sessions.php