phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '0b4101c5464c38f205df62cbb649359e' 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 ('0b4101c5464c38f205df62cbb649359e', -1, 1763375900, 1763375900, 'd849d879', -7, 0, 0)

Line : 187
File : sessions.php