phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'ff6a7d0c8ffb02a97ccc7e9aaa9a986f' 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 ('ff6a7d0c8ffb02a97ccc7e9aaa9a986f', -1, 1714759162, 1714759162, 'c0a80201', -9, 0, 0)

Line : 187
File : sessions.php