"Sat, 31 Aug 2024 00:18:39"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240831
Only TIME
00:18:39
General datetime
2024-08-31 00:18:39Z
For Database
2024-08-31 00:18:39
For HTTP1.1
Sat, 31 Aug 2024 00:18:39 GMT