INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'ee28fcd721feb286d245f2021cdd5019d508257b494e5e79f2f633b233bcf9d9', 
    'pNJejmx3trSDcC547lMMpxfsNynmo9QGYsFbsYlGbnE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)