"Wed, 14 Aug 2024 14:15:13"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240814
Only TIME
14:15:13
General datetime
2024-08-14 14:15:13Z
For Database
2024-08-14 14:15:13
For HTTP1.1
Wed, 14 Aug 2024 14:15:13 GMT