Duplicate Error when joining groups

[alfa1]

Zend_Db_Statement_Mysqli_Exception: Mysqli statement execute error : Duplicate entry '214-388380' for key 'PRIMARY' - library/Zend/Db/Statement/Mysqli.php:214
Generated By: xxx, Yesterday at 2:52 AM

Stack Trace
#0 /library/Zend/Db/Statement.php(297): Zend_Db_Statement_Mysqli->_execute(Array)
#1 /library/Zend/Db/Adapter/Abstract.php(479): Zend_Db_Statement->execute(Array)
#2 /library/Zend/Db/Adapter/Abstract.php(574): Zend_Db_Adapter_Abstract->query('INSERT INTO `xf...', Array)
#3 /library/XenForo/DataWriter.php(1638): Zend_Db_Adapter_Abstract->insert('xf_team_member', Array)
#4 /library/XenForo/DataWriter.php(1627): XenForo_DataWriter->_insert()
#5 /library/XenForo/DataWriter.php(1419): XenForo_DataWriter->_save()
#6 /library/Nobita/Teams/Model/Member.php(445): XenForo_DataWriter->save()
#7 /library/Nobita/Teams/ControllerPublic/Member.php(474): Nobita_Teams_Model_Member->insertMember(388380, 214, 'member', 'accept', Array, Array, Array, 'To help underst...')
#8 /library/XenForo/FrontController.php(351): Nobita_Teams_ControllerPublic_Member->actionJoin()
#9 /library/XenForo/FrontController.php(134): XenForo_FrontController->dispatch(Object(XenForo_RouteMatch))
#10 /index.php(13): XenForo_FrontController->run()
#11 {main}
Request State
array(3) {
["url"] => string(43) "https://forum.com/groups/members/join"
["_GET"] => array(0) {
}
["_POST"] => array(8) {
["req_message"] => string(42) "xxx"
["agree"] => string(1) "1"
["_xfConfirm"] => string(1) "1"
["_xfToken"] => string(8) "********"
["team_id"] => string(3) "214"
["_xfRequestUri"] => string(40) "/groups/panic-and-anxiety-sufferers.214/"
["_xfNoRedirect"] => string(1) "1"
["_xfResponseType"] => string(4) "json"
}
}


XF 1.5.14
Groups 2.7.8

 

[Truonglv]

I have added some code to prevent it.