INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21f7a301b26655313c3d61db614b2996253c5a7e9562b35486d57fe08e832a04', 
    'FvzrarJdyVFB24WDZ34p9gXUc3syafwOImZ6+Dfv5+Q=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)