"Sat, 03 Aug 2024 13:31:38"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240803
Only TIME
13:31:38
General datetime
2024-08-03 13:31:38Z
For Database
2024-08-03 13:31:38
For HTTP1.1
Sat, 03 Aug 2024 13:31:38 GMT