phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 2

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('868c0f014b638d93b5667be7b544b59a', -1, 1737485489, 1737485489, '0393eeb8', -9, 0, 0)

Line : 187
File : sessions.php