"Mon, 09 Sep 2024 15:12:54"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240909
Only TIME
15:12:54
General datetime
2024-09-09 15:12:54Z
For Database
2024-09-09 15:12:54
For HTTP1.1
Mon, 09 Sep 2024 15:12:54 GMT