INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '9e8253ec1c9f3c81e9172a797322d53e51fe57fe9e35c97c8133752078f1d6f1', 
    '55fc372yoJSZPVSp7LJShEHuU30cvDVQcVmxTn5e++U=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)