phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '7f21a1ffa59b3eb78b7703b4e48f4cd9' 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 ('7f21a1ffa59b3eb78b7703b4e48f4cd9', -1, 1715517196, 1715517196, '030ef95a', 10, 0, 0)

Line : 187
File : sessions.php