"Sun, 09 Jun 2024 13:21:50"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240609
Only TIME
13:21:50
General datetime
2024-06-09 13:21:50Z
For Database
2024-06-09 13:21:50
For HTTP1.1
Sun, 09 Jun 2024 13:21:50 GMT