Vsch\TranslationManager\Manager::cacheTranslation PHP Method

    public function cacheTranslation($key, $value, $locale)
    {
        list($group, $transKey) = self::groupKeyList($key);
        if ($group) {
            if (!array_key_exists($group, $this->cache())) {
                $this->cache[$group] = [];
            }
            $this->cache[$group][$this->cacheKey($transKey, $locale)] = $value;
            $this->cacheIsDirty = $this->persistentPrefix !== '';
        }
    }