"Fri, 28 Jun 2024 14:40:11"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240628
Only TIME
14:40:11
General datetime
2024-06-28 14:40:11Z
For Database
2024-06-28 14:40:11
For HTTP1.1
Fri, 28 Jun 2024 14:40:11 GMT