"Mon, 24 Jun 2024 20:19:42"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240624
Only TIME
20:19:42
General datetime
2024-06-24 20:19:42Z
For Database
2024-06-24 20:19:42
For HTTP1.1
Mon, 24 Jun 2024 20:19:42 GMT