"Fri, 21 Jun 2024 12:32:19"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240621
Only TIME
12:32:19
General datetime
2024-06-21 12:32:19Z
For Database
2024-06-21 12:32:19
For HTTP1.1
Fri, 21 Jun 2024 12:32:19 GMT