"Thu, 20 Jun 2024 23:45:18"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240620
Only TIME
23:45:18
General datetime
2024-06-20 23:45:18Z
For Database
2024-06-20 23:45:18
For HTTP1.1
Thu, 20 Jun 2024 23:45:18 GMT