INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4a874e2a4ccd34a76ae1a3ebd518cef583ed0aa683653f353927c7b0e2650a09', 
    'IG6Zpb154M5EQwq9vQO4UOihVHoTB8oZYJxnQ71sdNA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)