phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'f21c1deca4add7b6ffe42c69142a5b49' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('f21c1deca4add7b6ffe42c69142a5b49', -1, 1714515300, 1714515300, '0391aff3', -11, 0, 0)

Line : 187
File : sessions.php