INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e8a53350c503712dbbcca894677573b4aa3961abcb3efc1eb5f5948d023310bc', 
    'Ts4kFDZ8hSp+S6mV2epzPhfnl4z8eMnnxqkHqRwcT18=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)