"Wed, 21 Aug 2024 13:37:09"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240821
Only TIME
13:37:09
General datetime
2024-08-21 13:37:09Z
For Database
2024-08-21 13:37:09
For HTTP1.1
Wed, 21 Aug 2024 13:37:09 GMT