INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b50c4c8571136d1fe230ee19e266f5262857a0cd7cdacde761659ce71c56336b', 
    'plrL3OTMuGJSPDulDN7pWIC48lvtKlQ1YIsu72Erwes=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00023

Result

int(1)