INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e3144f9eda0aa5f5de0661c94a53d02538546781e5bfa0d505d569b94ea861a1', 
    '9KePEWbT3wz5emhr1QVU8CjBEeFIUwtQ34xQaAGDemk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00041

Result

int(1)