INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6b512e5ea07f2e4bf7872f21c57e330250587878f5540ecd7a4bc2662ae447d5', 
    '6U2S6ba5opTP5AFo3Nn0LtyIV8W0hqwwrBvjFI9z2eI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)