phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '951f5f5de2b62012537c335bf1fd3f2f' 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 ('951f5f5de2b62012537c335bf1fd3f2f', -1, 1716306676, 1716306676, 'c0a80201', -9, 0, 0)

Line : 187
File : sessions.php