INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7789b57c8439abbadbee55dd1aa3536a42be71d718699aa4c30fb0ce0f1912fb', 
    'AWUVGwdEVn7836roqLonOl53uhDKMk+iGntefA3qm/I=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)