INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '50ec132e4905adaf762e1f16f9f33b45e29ff495beccce80d2951cd5ad3188ab', 
    'L6t2/8JUniyoSSwYB5tyP9xIIyCjWVWZwiBodqy2JX0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00049

Result

int(1)