INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '068074e148db94e4b3d1c12e2e38941ca55ab50ad228256b28388b60c010945d', 
    'kuu1VLSZ1IeEVbNmgVo7mwAoatc8uoMoSvRVEUoOOAk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)