"Fri, 21 Jun 2024 07:41:44"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240621
Only TIME
07:41:44
General datetime
2024-06-21 07:41:44Z
For Database
2024-06-21 07:41:44
For HTTP1.1
Fri, 21 Jun 2024 07:41:44 GMT