Unable to load module for database server "mysql": PHP mysql extension not available!<br />
<b>Fatal error</b>:  Uncaught Error: Call to undefined function mysql_query() in /var/www/application/modules/engine/api.mysql.php:248
Stack trace:
#0 /var/www/application/modules/engine/api.signup.php(99): simple_queryall('SELECT * from `...')
#1 /var/www/application/modules/engine/api.signup.php(43): SignupService-&gt;loadConfig()
#2 /var/www/application/index.php(21): SignupService-&gt;__construct('0', '3600')
#3 {main}
  thrown in <b>/var/www/application/modules/engine/api.mysql.php</b> on line <b>248</b><br />