"Mon, 09 Sep 2024 12:15:17"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240909
Only TIME
12:15:17
General datetime
2024-09-09 12:15:17Z
For Database
2024-09-09 12:15:17
For HTTP1.1
Mon, 09 Sep 2024 12:15:17 GMT