These are exported from Task Scheduler and can be imported back. These use the launcher VB script to call the Home Assistant Service PowerShell script to turn an input_boolean on or off when workstation is locked or unlocked.

Home-Assistant - Task Scheduler - Locked.xml

<?xml version="1.0" encoding="UTF-16"?>
<Task version="1.4" xmlns="http://schemas.microsoft.com/windows/2004/02/mit/task">
  <RegistrationInfo>
    <Date>2020-01-18T11:19:09.6988975</Date>
    <Author>James Callaghan</Author>
    <URI>\Home Assistant\Desk Lights off with Lock</URI>
  </RegistrationInfo>
  <Triggers>
    <SessionStateChangeTrigger>
      <Enabled>true</Enabled>
      <StateChange>SessionLock</StateChange>
      <UserId>James Callaghan</UserId>
    </SessionStateChangeTrigger>
  </Triggers>
  <Principals>
    <Principal id="Author">
      <UserId>James Callaghan</UserId>
      <LogonType>InteractiveToken</LogonType>
      <RunLevel>HighestAvailable</RunLevel>
    </Principal>
  </Principals>
  <Settings>
    <MultipleInstancesPolicy>IgnoreNew</MultipleInstancesPolicy>
    <DisallowStartIfOnBatteries>true</DisallowStartIfOnBatteries>
    <StopIfGoingOnBatteries>true</StopIfGoingOnBatteries>
    <AllowHardTerminate>true</AllowHardTerminate>
    <StartWhenAvailable>false</StartWhenAvailable>
    <RunOnlyIfNetworkAvailable>false</RunOnlyIfNetworkAvailable>
    <IdleSettings>
      <StopOnIdleEnd>true</StopOnIdleEnd>
      <RestartOnIdle>false</RestartOnIdle>
    </IdleSettings>
    <AllowStartOnDemand>true</AllowStartOnDemand>
    <Enabled>true</Enabled>
    <Hidden>false</Hidden>
    <RunOnlyIfIdle>false</RunOnlyIfIdle>
    <DisallowStartOnRemoteAppSession>false</DisallowStartOnRemoteAppSession>
    <UseUnifiedSchedulingEngine>true</UseUnifiedSchedulingEngine>
    <WakeToRun>false</WakeToRun>
    <ExecutionTimeLimit>PT72H</ExecutionTimeLimit>
    <Priority>7</Priority>
  </Settings>
  <Actions Context="Author">
    <Exec>
      <Command>wscript.exe</Command>
      <Arguments>c:\users\james\TaskSchedulerLauncher.vbs "C:\users\james\Invoke-HomeAssistantService.ps1 -service input_boolean.turn_off -entity_id input_boolean.james_desk"</Arguments>
    </Exec>
  </Actions>
</Task>