"Mon, 10 Jun 2024 20:20:23"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240610
Only TIME
20:20:23
General datetime
2024-06-10 20:20:23Z
For Database
2024-06-10 20:20:23
For HTTP1.1
Mon, 10 Jun 2024 20:20:23 GMT