"Mon, 24 Jun 2024 22:15:23"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240624
Only TIME
22:15:23
General datetime
2024-06-24 22:15:23Z
For Database
2024-06-24 22:15:23
For HTTP1.1
Mon, 24 Jun 2024 22:15:23 GMT