INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c6b581190ada6f4f4086f654a020707de1785d2eebefc45c73f713a2a9d9ed8f', 
    'EK64IkVZSxxmu4Ulg1ONS/Eo8jVBEE9aF5Ev0AAsmco=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00038

Result

int(1)