INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '243b27f3e116303a633c9a863a87ffc57e2c10df6fd651a55529a43ef205338e', 
    'chZdgSTxSDQn21TcsZnPIFc/loO/oIEhWMgnU71/9ss=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00037

Result

int(1)