"Fri, 20 Sep 2024 03:18:03"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240920
Only TIME
03:18:03
General datetime
2024-09-20 03:18:03Z
For Database
2024-09-20 03:18:03
For HTTP1.1
Fri, 20 Sep 2024 03:18:03 GMT