for anyone else who is stuck like I was I found a solution...
click the SQL tab in phpmyadmin (while in the phpvms_aircraft table) and type the following in (replacing with your own A/C data values) and hit "Go"
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INSERT INTO `phpvms_aircraft` VALUES (1, 'B744', 'B747-400', 'Boeing 747-400', 'N412ST', '', '', '7260', '393263', '493', 416, 410677, 5, 5, 1);
INSERT INTO `phpvms_aircraft` VALUES (2, 'B744', 'B747-400', 'Boeing 747-400', 'N413ST', '', '', '7260', '393263', '493', 416, 410677, 5, 5, 1);
INSERT INTO `phpvms_aircraft` VALUES (3, 'B744', 'B747-400', 'Boeing 747-400', 'N414ST', '', '', '7260', '393263', '493', 416, 410677, 5, 5, 1);
INSERT INTO `phpvms_aircraft` VALUES (4, 'B744', 'B747-400', 'Boeing 747-400', 'N415ST', '', '', '7260', '393263', '493', 416, 410677, 5, 5, 1);
INSERT INTO `phpvms_aircraft` VALUES (5, 'B744', 'B747-400', 'Boeing 747-400', 'N416ST', '', '', '7260', '393263', '493', 416, 410677, 5, 5, 1);
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Hope this helps you