"Fri, 21 Jun 2024 00:06:32"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240621
Only TIME
00:06:32
General datetime
2024-06-21 00:06:32Z
For Database
2024-06-21 00:06:32
For HTTP1.1
Fri, 21 Jun 2024 00:06:32 GMT