INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c7e8de3b077a196eaf1a7e63e021e1f676beccdb9c2f94feff6a28f7a243ca50', 
    '1H6h5yixNoPKsAqHMRlgewCvpEp4eUWDU0wyxSHHakE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)