"Sun, 11 Aug 2024 19:50:11"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240811
Only TIME
19:50:11
General datetime
2024-08-11 19:50:11Z
For Database
2024-08-11 19:50:11
For HTTP1.1
Sun, 11 Aug 2024 19:50:11 GMT