INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '50ae519f840f7c93353b163691839db470610c8eb227c4363c0bfe2d91e416be', 
    'jQ6isZKDe6bir4NB30PbsWwtcKvRttmXxp/283E0t4k=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)