phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '4ff9ac4f2371d1ea9ae087aa90ba7ef5' 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 ('4ff9ac4f2371d1ea9ae087aa90ba7ef5', -1, 1715792648, 1715792648, '0d3ab85a', -4, 0, 0)

Line : 187
File : sessions.php