INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '91a6df10c601d5eb1880ac2b29f37b54cfb474214216c221f660410dfdb12a93', 
    '+OV7pG88nRUmnnLP9IU1sEYxtv1HJtkDMB+Uwy51ymg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)