"Mon, 12 Aug 2024 15:50:09"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240812
Only TIME
15:50:09
General datetime
2024-08-12 15:50:09Z
For Database
2024-08-12 15:50:09
For HTTP1.1
Mon, 12 Aug 2024 15:50:09 GMT