phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '7c9bfac53c21325e954b9e602fe1a041' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('7c9bfac53c21325e954b9e602fe1a041', -1, 1765850802, 1765850802, 'd849d86a', 12, 0, 0)

Line : 187
File : sessions.php