"Sat, 21 Sep 2024 09:10:34"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240921
Only TIME
09:10:34
General datetime
2024-09-21 09:10:34Z
For Database
2024-09-21 09:10:34
For HTTP1.1
Sat, 21 Sep 2024 09:10:34 GMT