"Sun, 20 Oct 2024 03:11:13"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241020
Only TIME
03:11:13
General datetime
2024-10-20 03:11:13Z
For Database
2024-10-20 03:11:13
For HTTP1.1
Sun, 20 Oct 2024 03:11:13 GMT