phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'dfd400ffb0ca3ff06180c73ba7104854' for key 1

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('dfd400ffb0ca3ff06180c73ba7104854', -1, 1715778764, 1715778764, '12d98717', 20, 0, 0)

Line : 187
File : sessions.php