INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e2838a566a2b98c1df61cd4c8c998f5fd2b3d2a18a02a39888ee1e6f20c2537e', 
    'JHskLjse6InLPcs0HLC/cV3G6rt5n8ser/QdJfrtQiY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)