"Sun, 01 Dec 2024 18:19:59"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241201
Only TIME
18:19:59
General datetime
2024-12-01 18:19:59Z
For Database
2024-12-01 18:19:59
For HTTP1.1
Sun, 01 Dec 2024 18:19:59 GMT