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 ('196a73e0ca65876998ec58d419e0f739', -1, 1714649802, 1714649802, '038dcabb', 4, 0)

Line : 158
File : sessions.php