"Sun, 20 Oct 2024 06:38:45"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241020
Only TIME
06:38:45
General datetime
2024-10-20 06:38:45Z
For Database
2024-10-20 06:38:45
For HTTP1.1
Sun, 20 Oct 2024 06:38:45 GMT