phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '64e7d0bb18c0ab17579d08731b9e398c' 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 ('64e7d0bb18c0ab17579d08731b9e398c', -1, 1754893259, 1754893259, 'd849d81c', 10, 0, 0)

Line : 187
File : sessions.php