"Fri, 21 Jun 2024 00:35:17"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240621
Only TIME
00:35:17
General datetime
2024-06-21 00:35:17Z
For Database
2024-06-21 00:35:17
For HTTP1.1
Fri, 21 Jun 2024 00:35:17 GMT