"Sat, 14 Sep 2024 21:59:27"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240914
Only TIME
21:59:27
General datetime
2024-09-14 21:59:27Z
For Database
2024-09-14 21:59:27
For HTTP1.1
Sat, 14 Sep 2024 21:59:27 GMT