"Sun, 04 Aug 2024 18:55:45"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240804
Only TIME
18:55:45
General datetime
2024-08-04 18:55:45Z
For Database
2024-08-04 18:55:45
For HTTP1.1
Sun, 04 Aug 2024 18:55:45 GMT