"Thu, 15 Aug 2024 18:42:27"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240815
Only TIME
18:42:27
General datetime
2024-08-15 18:42:27Z
For Database
2024-08-15 18:42:27
For HTTP1.1
Thu, 15 Aug 2024 18:42:27 GMT