INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '9d6e0fb51e0c56c758e46710e10276b850de8e1e6a963c5b56481ef4c5725d41', 
    'WUNvDN6V0QgTWH3R8K0I7AypBUcWJ2iEQ+uK7MshkAg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)