INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '9f291d0c8571f77dbc0a30c99ef9aed78bc444c31ebde06e9959198d173a9247', 
    'fjA/kb8Px1cF7sW0jKZGIE6ZVzBmfhukroS2QILFpOE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00040

Result

int(1)