"Fri, 14 Jun 2024 18:42:33"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240614
Only TIME
18:42:33
General datetime
2024-06-14 18:42:33Z
For Database
2024-06-14 18:42:33
For HTTP1.1
Fri, 14 Jun 2024 18:42:33 GMT