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 ('1c7e58ed9e5b625a671efb7c842ce5fa', -1, 1713613233, 1713613233, '03913bbb', -11, 0, 0)

Line : 187
File : sessions.php