"Sat, 08 Jun 2024 17:31:16"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240608
Only TIME
17:31:16
General datetime
2024-06-08 17:31:16Z
For Database
2024-06-08 17:31:16
For HTTP1.1
Sat, 08 Jun 2024 17:31:16 GMT