INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7d4c848a874fb8fe11827be8f8088ee79d080974990bf969405b3710db51e398', 
    'rM3U1aS2NmQaBmAt1aCMLZLQozovhRaJsEzRHhn0KNM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00053

Result

int(1)