"Mon, 12 Aug 2024 12:40:01"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240812
Only TIME
12:40:01
General datetime
2024-08-12 12:40:01Z
For Database
2024-08-12 12:40:01
For HTTP1.1
Mon, 12 Aug 2024 12:40:01 GMT