"Mon, 12 Aug 2024 10:38:11"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240812
Only TIME
10:38:11
General datetime
2024-08-12 10:38:11Z
For Database
2024-08-12 10:38:11
For HTTP1.1
Mon, 12 Aug 2024 10:38:11 GMT