"Sat, 10 Feb 2024 20:14:49"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240210
Only TIME
20:14:49
General datetime
2024-02-10 20:14:49Z
For Database
2024-02-10 20:14:49
For HTTP1.1
Sat, 10 Feb 2024 20:14:49 GMT