"Fri, 20 Sep 2024 13:55:01"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240920
Only TIME
13:55:01
General datetime
2024-09-20 13:55:01Z
For Database
2024-09-20 13:55:01
For HTTP1.1
Fri, 20 Sep 2024 13:55:01 GMT