INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'ef83819122ddf53052f7a7ecdee59cb9f6621509cddd4d443679e312f0762a02', 
    'l9vTkdfJQ4XYfy8PCXd52A+z1GRHhe6ktOJ8UY/Jv1s=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)