INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'cf38e9ffc982a1abbc2b1b18fe8990e7075b6113d63e4217ce339300097b5c58', 
    'M9zAKGhTJYVZ43Y9uObLnI/I8Z4FI5p8wbfew7qdfbw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)