INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '9721c6b6493ea9f01636de91b012f707d69088750fca3150301ac08442a98acd', 
    'tVTbwN0U2eDRAxAcTIQBFU4zOM2BdEapei0FBvwukiI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)