INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '521c66d15bb7938e947b64ee8631e46065c64228cdefc47f52e5552868ac2fb8', 
    'i2NJ8zvvgoHKjpE39NO5PyljTd/DV1ew7itJPV4JT2I=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00040

Result

int(1)