phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '21d5d06863c1b9f58a38b17937602597' for key 'PRIMARY'

INSERT INTO sub_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('21d5d06863c1b9f58a38b17937602597', -1, 1714719591, 1714719591, '0389d580', -8, 0, 0)

Line : 187
File : sessions.php