INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e309db0b3bef04fa84c7088e9d469ceab2892ce6908c1e515404cb59b6f1fbe5', 
    '6L6CzmDFTJAS+UFFddpHS4EeAd+Oy3JzHkT2wiVqOag=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)