"Thu, 04 Apr 2024 20:00:00"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240404
Only TIME
20:00:00
General datetime
2024-04-04 20:00:00Z
For Database
2024-04-04 20:00:00
For HTTP1.1
Thu, 04 Apr 2024 20:00:00 GMT