"Sat, 14 Sep 2024 16:21:33"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240914
Only TIME
16:21:33
General datetime
2024-09-14 16:21:33Z
For Database
2024-09-14 16:21:33
For HTTP1.1
Sat, 14 Sep 2024 16:21:33 GMT