"Sun, 31 Mar 2024 14:09:52"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240331
Only TIME
14:09:52
General datetime
2024-03-31 14:09:52Z
For Database
2024-03-31 14:09:52
For HTTP1.1
Sun, 31 Mar 2024 14:09:52 GMT