phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '28418ca2ff4f1f5197a9794d5d59b5fc' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('28418ca2ff4f1f5197a9794d5d59b5fc', -1, 1769844869, 1769844869, 'd849d82b', -9, 0)

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