"Sun, 11 Aug 2024 15:30:25"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240811
Only TIME
15:30:25
General datetime
2024-08-11 15:30:25Z
For Database
2024-08-11 15:30:25
For HTTP1.1
Sun, 11 Aug 2024 15:30:25 GMT