INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '75dfa9489d9a02d1f4f9f6f014fba3201970e7dd5748166289d07bf3a8adad68', 
    '7k1dFu3Kimh3RV8mF6UqMj1+tJ65KOIr+KG5IMHp+uA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00015

Result

int(1)