INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8f721dfa53c42ca4cb188913fd3208168812f9204f753014eb2538cbd1bfe03c', 
    '6DkGKACuUdrQ9ywDsm/+k2rfou17VGJlGHbp134arnM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)