INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a39518949aefb7533926d555ff4165274bafe333dbafefc543a8f68945acfe17', 
    'uxve7GkLrNwSS1jg7Gpn9o4KHzAxXVkwh8RiXj8V5xg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)