INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21fd3eea9c2df64dc6f5658895c1bd6e73946b4b4c2f19870fd61542d06f2f1a', 
    'LKxHIJxoIfFpvg2B0Ae5CWOzhvDSCNuCGJfoZDOhYKk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)