"Mon, 24 Jun 2024 14:47:10"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240624
Only TIME
14:47:10
General datetime
2024-06-24 14:47:10Z
For Database
2024-06-24 14:47:10
For HTTP1.1
Mon, 24 Jun 2024 14:47:10 GMT