INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '81df0b616b61eae698b5bef4a12d5ce5f28727636ccc269a33505b652c46dafc', 
    'hmlwdDz8Wihy4H7YNNG9lLL2dqJnDEwrZ3uvJoEtp38=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)