phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'df4f9bcb7037ceeca092a07a2517ea8b' for key 'phpbb_sessions.PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('df4f9bcb7037ceeca092a07a2517ea8b', -1, 1713579088, 1713579088, '038d08f7', -10, 0, 0)

Line : 187
File : sessions.php