INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '270530046446db2d6e7eaa6e2a42230ec104637d4c5f3e9836841eb862c60848', 
    'h6kOvsy7uK+m1bsmOUtp4uRkIkmStjrfjM0YG5OoeFY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)