INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6c38b581a4f1d667abf8ec5bb7f4cf15ad3e7b8c604902e3b8fa193a0e39d312', 
    'm3qhOGjKgp31bdU40NcDXymI2/GNYn3gByiB3sGscAs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)