Please help me to solve this problem

I create new key and I set it to my test web (useing IIS) but there
message error apears as below

I set in web.config file these code
/////////////////////////////////////////////////////////////////////////////////////////
<?xml version="1.0" encoding="utf-8" ?>
<configuration>
<appSettings>
<add key="ScriptFolderPath" value="~/Scripts" />
<add key="GoogleApiKey"
value="ABQIAAAA5ZbRXfTdtHsVF395VJ7sShTwQmaSi8rpRtBjVIRUmU0QOY-7yxTYwSjPlzOQtbah8hUiNiVf3uc77A"
/><!-- local -->
<add key="ConnectionString"
value="Server=(local);Database=WCPierce;Integrated Security=SSPI;" />
<!-- local -->
</appSettings>
/////////////////////////////////////////////////////////////////////////////////////////

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Microsoft Internet Explorer
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The Google Maps API key used on this web site was registered for a
different web site. You can generate a new key for this web site at
http://www.google.com/apis/maps/.
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OK
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