"Fri, 14 Jun 2024 23:18:48"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240614
Only TIME
23:18:48
General datetime
2024-06-14 23:18:48Z
For Database
2024-06-14 23:18:48
For HTTP1.1
Fri, 14 Jun 2024 23:18:48 GMT