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 ('5b2c862bcf4e08f40dab29a5c8d6cc01', -1, 1713946277, 1713946277, '039177c7', -1, 0, 0)

Line : 187
File : sessions.php