"Sat, 24 Aug 2024 21:31:18"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240824
Only TIME
21:31:18
General datetime
2024-08-24 21:31:18Z
For Database
2024-08-24 21:31:18
For HTTP1.1
Sat, 24 Aug 2024 21:31:18 GMT