phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '478b4b477d330b590c66f5ec60f61a3b' 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 ('478b4b477d330b590c66f5ec60f61a3b', -1, 1715773933, 1715773933, '12bfe5d9', -4, 0, 0)

Line : 187
File : sessions.php