INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5d8d16bc92168593745dfafbb8776ac814872e0f6294d211eb344c7574e4b635', 
    '+SIMyZAEHWER2hihjo8RlqEYFbfi8+a6s2mo2nKSb1E=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)