"Sat, 08 Jun 2024 23:45:19"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240608
Only TIME
23:45:19
General datetime
2024-06-08 23:45:19Z
For Database
2024-06-08 23:45:19
For HTTP1.1
Sat, 08 Jun 2024 23:45:19 GMT