INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6cd5a303374c54db300df19237d9453d555d9870a116585b1734bc93fa29b41c', 
    'o1/ssxwk6FbOAyEPA1KKMnYYWrEZP/6kj63aSIvgTZo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00056

Result

int(1)