INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e2d475e0e0f11bd1dca41522c443a57d8a7f0705563d0dec1d4f941347f8241f', 
    'KOhY+QJ+wSwgXwYoDmhR86dAv5f2rQ6iqjYkvicS0/8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00057

Result

int(1)