INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51bf316634d4244393abef4ce4bb353a9f53b2baea18247e9b6e28c86272f010', 
    'dRFrKnFHDgWNqcL3SPTF3nftkj71SydspWQKXPHkdZQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)