INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '81838b1cb79872d2ce3ba3d0c618595a36f5b0ee556d7b8f55acf552ef5feedb', 
    'Uxu1IW0tcUk+gFd8+4S7mrgzPdTU2bWWIg3xqyReRx8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)