I get this error when trying to install XF 2.3.0 Beta 4 as a fresh install, at Step 2...
XF\Db\InvalidQueryException: MySQL statement prepare error [1064]: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near '' at line 15 in src/XF/Db/AbstractStatement.php at line 230
XF\Db\AbstractStatement->getException() in src/XF/Db/Mysqli/Statement.php at line 198
XF\Db\Mysqli\Statement->getException() in src/XF/Db/Mysqli/Statement.php at line 40...