INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21e6abaa4641699f365cddd239577331e25186dad6de819757dc7e6103be4606', 
    'Gx53iFXbTz+Tfg3FxjUCRLkDrZP6tWlq9rENw8eZp1s=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)