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 ('c65a7d4a5b6576e3a8abe6b1314a25e7', -1, 1711719331, 1711719331, '2cc7e1dd', -4, 0, 0)

Line : 187
File : sessions.php