INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a286a7e5469f4264969f5e52ebcc8ff23f63a3a282e6894e46cfaaf1a7a7e2a2', 
    'QCTN8EMe02fay+09ukUL4AABGerD8hinEuhvvd6PFxs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)