"Fri, 14 Jun 2024 23:21:23"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240614
Only TIME
23:21:23
General datetime
2024-06-14 23:21:23Z
For Database
2024-06-14 23:21:23
For HTTP1.1
Fri, 14 Jun 2024 23:21:23 GMT