INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c0c47af3a5bc15f980ff4c184018af3ea7ba90a9b3da833c2cde4f66da77f4a6', 
    'EmDk26euTQMtCj/zaf17ruCUaW36/B6NGNrQoeFKJPY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)