INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e1f623d5be76db16675b269f746b540f1f559b60a7a7eab8eb41e24db4411602', 
    '+AExBgbVmqQaJLpBWJKUqYOYbdWaCApvjrm0uO5wUSY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)