INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3536ff5e5ed7722d07ceaed5fe1a1398e8a36a09b03812ab2fb49514b9878189', 
    '81YlVz09CiE7H+a6kvbG2H0eePD6lza8ZpLSEBJi9Oo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00049

Result

int(1)