INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '50b0263d4f9add0c8b53351bddb2da91fa81669c4b5635286166ff696aabcc1d', 
    'Bb1PdDK0bucNvjNtsUffJpZNmq1foDiebwrrjNJi0IE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)