phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '21c7f1872c67ce6ca8accb4b8aa13e84' 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 ('21c7f1872c67ce6ca8accb4b8aa13e84', -1, 1714151260, 1714151260, '038d1886', 0, 0, 0)

Line : 187
File : sessions.php