Using classic Outlook for Windows in business environments
The solution is to install updates. That build number indicates the release version of Outlook/Office Volume License is installed without any updates applied. A later build number is required for compatibility with you version of Windows 10 and/or Exchange.
Depending on the update environment of your company, it generally is sufficient to enable Windows Update to also install updates for other applications as already indicated above.
You can find step-by-step instructions with screenshots here;
Not getting Office updates via Windows Update
Regardless of the error, you should apply updates anyway, as you're currently missing about 8 years worth of security updates as well. Once you've applied all updates, your build number should be 16.0.5430.1000 or higher.