MyS!QL Error

I get this error when loading the plugin:

14:01:42) | MySql handle raised an exception (InvalidCastException: Object cannot be cast from DBNull to other types.)

at System.DBNull.System.IConvertible.ToInt32 (System.IFormatProvider provider) [0x00000] in <8ce0bd04a7a04b4b9395538239d3fdd8>:0

at System.Convert.ToInt32 (System.Object value, System.IFormatProvider provider) [0x00003] in <8ce0bd04a7a04b4b9395538239d3fdd8>:0

at MySql.Data.MySqlClient.Driver.LoadCharacterSets (MySql.Data.MySqlClient.MySqlConnection connection) [0x00079] in <8d7380b3d3cf4bd8be324c584f371b44>:0

at MySql.Data.MySqlClient.Driver.Configure (MySql.Data.MySqlClient.MySqlConnection connection) [0x00060] in <8d7380b3d3cf4bd8be324c584f371b44>:0

at MySql.Data.MySqlClient.MySqlConnection.Open () [0x00198] in <8d7380b3d3cf4bd8be324c584f371b44>:0

at Oxide.Core.MySql.Libraries.MySql+MySqlQuery.Handle () [0x00059] in <021a1dba6a754e42a6cc7771fdfee190>:0

Not all the data is written to the SQL Database, only the SteamID is recorded, rest of the table entry is empty.