"Thu, 19 Sep 2024 17:00:21"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240919
Only TIME
17:00:21
General datetime
2024-09-19 17:00:21Z
For Database
2024-09-19 17:00:21
For HTTP1.1
Thu, 19 Sep 2024 17:00:21 GMT