INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'd409721cb9747110b014c7d967b2c7f139b3c5fb901cddbd79d8f8ea0eeae13a', 
    'RR45t+ZUzgoGqHgH1S//MRYGLXezs4jS17HiN6h1TMo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00023

Result

int(1)