"Sat, 14 Sep 2024 16:18:31"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240914
Only TIME
16:18:31
General datetime
2024-09-14 16:18:31Z
For Database
2024-09-14 16:18:31
For HTTP1.1
Sat, 14 Sep 2024 16:18:31 GMT