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 ('a40c6d67f7d4f361fc85e42f48db5e41', -1, 1714555310, 1714555310, '0395fe23', -10, 0)

Line : 158
File : sessions.php