"Sun, 11 Aug 2024 22:15:18"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240811
Only TIME
22:15:18
General datetime
2024-08-11 22:15:18Z
For Database
2024-08-11 22:15:18
For HTTP1.1
Sun, 11 Aug 2024 22:15:18 GMT