INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e341336809b03d5edcdb4be49486fe69c04e1e0746163e599dedb09d3db75aca', 
    '3xq8xuxtZAOLQSgA6qxfcivHNFZDOv1lAaDEzVJWh0Q=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)