INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b621a74ddddb670dd0b456f5f7314fb4f743c757c7e315f2c9e3eb84329f2ec7', 
    'efDMLDwXthSjCz8vYvzTDKVzGigugRDLhn54STxB5Hs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00047

Result

int(1)