"Mon, 22 Apr 2024 20:15:42"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240422
Only TIME
20:15:42
General datetime
2024-04-22 20:15:42Z
For Database
2024-04-22 20:15:42
For HTTP1.1
Mon, 22 Apr 2024 20:15:42 GMT