"Mon, 10 Jun 2024 23:18:12"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240610
Only TIME
23:18:12
General datetime
2024-06-10 23:18:12Z
For Database
2024-06-10 23:18:12
For HTTP1.1
Mon, 10 Jun 2024 23:18:12 GMT