[2018-12-18T15:21:10,775][WARN ][logstash.outputs.influxdb] Non recoverable exception while writing to InfluxDB {:exception=>#<InfluxDB::Error: {"error":"unable to parse 'winevent_log computer_name="windows-user1.example.com",source_name="Microsoft-Windows-Security-Auditing",log_name="Security",hostname="windows-user1",SubjectUserName="SYSTEM",keywords=["Audit Success"],level="Information",SubjectDomainName="NT AUTHORITY" 1545124867': invalid boolean\nunable to parse 'winevent_log computer_name="windows-user1.example.com",IpAddress="-",log_name="Security",SubjectUserName="windows-user1$",level="Information",RestrictedAdminMode="-",TargetOutboundDomainName="-",AuthenticationPackageName="Negotiate",TargetUserName="SYSTEM",source_name="Microsoft-Windows-Security-Auditing",hostname="windows-user1",keywords=["Audit Success"],SubjectDomainName="example",version=2i,WorkstationName="-",LogonType="5",TargetOutboundUserName="-" 1545124867': invalid boolean"}
Looks like Influx is expecting a boolean type but you're sending it a string. Check that you influxdb schema matches the datatypes that you are sending in for that field.