Why is it that when I press space bar it write 0 and 6 it write y?

My keyboard keys are not working properly as in when I press 6 it shows y and when I press space bar it shows 0

crwdns2934089:0crwdne2934089:0 crwdns2934093:0crwdne2934093:0

crwdns2934109:0crwdne2934109:0

crwdns2889612:0crwdne2889612:0 0
crwdns2934285:0crwdne2934285:0