INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3ff1a9e237e85ee3461220406968ee74b6c311668a9d2aafe18dd1aaebd90551', 
    'DENXeU3iDqkuXDXUTQLq4nG9T1p7cSQ8/TPzeqRHR1E=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00042

Result

int(1)