INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a6fedff566f69235e39796694f7512790da26a09a153a73709c63d9c60264002', 
    '+YOE9tEitZPIMXGC5xpN0QiSi7UqXlwnBX3q9LNL/tA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)