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 ('bb33eb8a0268d0619dd4f82782943387', -1, 1714409168, 1714409168, '12bfd8a3', 13, 0)

Line : 158
File : sessions.php