INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e7ca9e82cd13be0f8ea211cfe65ab016d5dc363238d06cb0a986de0ce9f8c6cd', 
    'f7jxN1midwqezAWaoNgphjExZwZm6WCq/MAT2VZn6m0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00019

Result

int(1)