INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '756a056b15ecc80562e2e010060d2d50027ef083f393d50d2c940f01a9547da9', 
    'cXpsS+a+WAkVM04sBx6GRRw+EsVWLX0bgG46oEwOHm0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)