INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '991990babb01dd5ab4fd9245985f1d3038100c290679bb05a0da1836b3fac9d5', 
    'KuKlFPTPuX3yFM0Iz8OtJyZkUTXop81liCst9piGsJE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00040

Result

int(1)