INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8c33e2e921657c78c331d7a3a791497bc5053b5308c13c429952790a73145905', 
    'DunZsZpRShAqA5Hvpf2OEZzJP6Y3OjtABG23SGtaQCY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)