"Sun, 23 Jun 2024 20:04:53"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240623
Only TIME
20:04:53
General datetime
2024-06-23 20:04:53Z
For Database
2024-06-23 20:04:53
For HTTP1.1
Sun, 23 Jun 2024 20:04:53 GMT