"Mon, 19 Aug 2024 06:40:05"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240819
Only TIME
06:40:05
General datetime
2024-08-19 06:40:05Z
For Database
2024-08-19 06:40:05
For HTTP1.1
Mon, 19 Aug 2024 06:40:05 GMT