"Mon, 22 Apr 2024 18:43:11"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240422
Only TIME
18:43:11
General datetime
2024-04-22 18:43:11Z
For Database
2024-04-22 18:43:11
For HTTP1.1
Mon, 22 Apr 2024 18:43:11 GMT