INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'bb6410efc12df7012291e487109656bdaef475799636f3c78cb37cf8ad489bb4', 
    'I0KJ976UfMIaBS3t6PyItKq55oQcAgL8l6ElU+sYrTw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)