INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3b50b8be8286248cb6809197d9c31258895925b9b60a1a4a59fca84b8a65e754', 
    'r6pp+MuPkycbuDfqKn+QbfpEK3pmxk6M8YkIDc178sw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)