"Fri, 20 Sep 2024 04:12:44"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240920
Only TIME
04:12:44
General datetime
2024-09-20 04:12:44Z
For Database
2024-09-20 04:12:44
For HTTP1.1
Fri, 20 Sep 2024 04:12:44 GMT