INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e9b5b7767fd0db1b105a8865516aead50f4c141dc4a7898dfcf0c8575a226e51', 
    'fhVdWUwlqCKYcq6JQ1JB3QKHFbZwOIQ1tTootmhm2KE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00037

Result

int(1)