"Tue, 11 Jun 2024 20:21:00"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240611
Only TIME
20:21:00
General datetime
2024-06-11 20:21:00Z
For Database
2024-06-11 20:21:00
For HTTP1.1
Tue, 11 Jun 2024 20:21:00 GMT