phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '47d04d13b86ff03c6b721ad8fd1480e9' 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 ('47d04d13b86ff03c6b721ad8fd1480e9', -1, 1728217891, 1728217891, '7f000001', 1, 0, 0)

Line : 187
File : sessions.php