INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6ebf456bc78627594cf632e315912d4a673ad8b1214021b97a04398b9c449bd7', 
    'pM1G2eiIXrqgT1DC5saoX01SEO4f8qzjqbeMD+Je0oo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00042

Result

int(1)