INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21c08c10ebe96d694a59a209acd1db88baa7799b494f732ac7c8f4aa47e3f494', 
    'j7men7TGwdCgnhF58+4cWfInB1O7ytp7EqCKNcrhq7Y=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)