phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'cfa51cc73373eb8846f4417a99c5f0d9' for key 'phpbb_sessions.PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('cfa51cc73373eb8846f4417a99c5f0d9', -1, 1753247720, 1753247720, 'd849d800', -9, 0, 0)

Line : 187
File : sessions.php