INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'f1e520d11888e011b0233dd45e2904fd6d07c5210b6b482d043750d3a48379c8', 
    'DmJJtTGSrldrLKNoz5rbKwWZiqEBndboIm23/y6hLik=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)