Yandex Translate API doesn't work (ServerException:ERR_KEY_INVALID)

[DanuuJI]

I have created an API key in Yandex Cloud for translate and when I input the key into app settings', I get this error when trying to translate the text.

An error occurred:
ServerException: ERR_KEY_INVALID

Traceback:
Traceback (most recent call last):
File "D:\Utilities\comic-translate-main\app\thread_worker.py", line 30, in run
result = self.fn(*self.args, **self.kwargs)
File "D:\Utilities\comic-translate-main\pipeline.py", line 112, in translate_image
translator.translate(self.main_page.blk_list, image, extra_context)
File "D:\Utilities\comic-translate-main\modules\translator.py", line 163, in translate
translation = YandexTranslator(source='auto', target=target_lang_code, api_key=self.api_key).translate(text)
File "D:\Utilities\Python\lib\site-packages\deep_translator\yandex.py", line 137, in translate
raise ServerException(response["code"])
deep_translator.exceptions.ServerException: ERR_KEY_INVALID