INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5a16027df4e42767a594d5b39e5d4b41a5300b3ac9523489e212020309afc2da', 
    'F9ouOt8+HhkFLHOB4/bVfLSXSwU2ipdvjE0JJsleTio=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00077

Result

int(1)