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 ('542f985133bf120f410d58b9355751e5', -1, 1713911091, 1713911091, '038ec5d4', -1, 0, 0)

Line : 187
File : sessions.php