INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e8515aed9ec2aaa81722f92cd4619b578e6396b5eb6e28fc82390039c2b1e2d2', 
    'Qo+HkfThjXZffVzvoBLVqgSaOy9cVXOzORmE7phLcqs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)