phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '820c791adad66f7c7ce979dde11ebbd8' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('820c791adad66f7c7ce979dde11ebbd8', -1, 1760450419, 1760450419, 'd849d8b2', -9, 0)

Line : 180
File : /www/includes/sessions.php