INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'ad7818b2d8da44444c861e80d211443e534d948e63c4befa391fa5ff90562db6', 
    'j1U5zC3IBs+5aKELRIdlbXL7mBWwJs24np26vG7HUjk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00023

Result

int(1)