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 ('fdc491a16a1b8f4c6f0893a7541e9949', -1, 1714552498, 1714552498, '0d3ac51a', 23, 0)

Line : 158
File : sessions.php