phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '21cb7d1e5e9849eefe84fdf984d8e02c' 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 ('21cb7d1e5e9849eefe84fdf984d8e02c', -1, 1715223512, 1715223512, '12d90852', 0, 0, 0)

Line : 250
File : sessions.php