"Sun, 20 Oct 2024 14:40:57"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241020
Only TIME
14:40:57
General datetime
2024-10-20 14:40:57Z
For Database
2024-10-20 14:40:57
For HTTP1.1
Sun, 20 Oct 2024 14:40:57 GMT