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 ('ed669c75031b3d91cc61baa7451458db', -1, 1714619575, 1714619575, '0390098d', 23, 0)

Line : 158
File : sessions.php