INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5bdb0860c03ce2251899aa3f527c0ed94505bbf683696ee63777e1b560b9db58', 
    '18yCTGNClHR0iW3mIGfe1jBn5DMnwC0GsFEXgqFLJxA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)