phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '21da8f7ba9ad0fb41e68478bd67cb5eb' 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 ('21da8f7ba9ad0fb41e68478bd67cb5eb', -1, 1715257747, 1715257747, '127769ef', -8, 0, 0)

Line : 187
File : sessions.php