"Sat, 28 Sep 2024 23:16:20"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240928
Only TIME
23:16:20
General datetime
2024-09-28 23:16:20Z
For Database
2024-09-28 23:16:20
For HTTP1.1
Sat, 28 Sep 2024 23:16:20 GMT