phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '81b7ff337a15373097553d4cbcdaf79b' 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 ('81b7ff337a15373097553d4cbcdaf79b', -1, 1732275941, 1732275941, '0aff0001', 64, 0, 0)

Line : 199
File : sessions.php