INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '2c15738ca749b6eaabaee649ef5683c8514b4a1547249e7a9e177b6f9e22fab1', 
    '6GBWUoU9RRy9FfUCL+f5vasTxNieFRgvSsrKiTj7Eus=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)