INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '99b2b0d257f74fa3ee2737241ed271981f37c4366ec453434702d818150aff68', 
    'U0i7lrauj7gL5gg3TP4c1RHD21sLqNgEMNrz966yxW0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00023

Result

int(1)