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 ('53b7996367f988000d2ed14c2f92a7a4', -1, 1714342200, 1714342200, '030fdd43', 0, 0)

Line : 158
File : sessions.php